---
title: "CS ADR-DSN.B.140 Strength of runway shoulders — Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7, Aerodromes · Avioverse"
description: "The portion of a runway shoulder between the runway edge and a distance of 30 m from the runway centre line should be prepared or constructed so as to be…"
url: "https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-b-runways/cs-adr-dsn-b-140"
---

# CS ADR-DSN.B.140 Strength of runway shoulders

Certification Specifications and Guidance Material for Aerodrome Design (CS-ADR-DSN) — Issue 7 · Regulation (EU) No 139/2014 · EAR revision 13 Mar 2026

IR Implementing rule

## CS ADR-DSN.B.140 Strength of runway shoulders

The portion of a [runway](https://avioverse.aero/glossary/easa/runway) [shoulder](https://avioverse.aero/glossary/easa/shoulder) between the runway edge and a distance of 30 m from the runway centre line should be prepared or constructed so as to be capable, in the event of an [aeroplane](https://avioverse.aero/glossary/easa/aeroplane) running off the runway, of supporting the aeroplane without inducing structural damage to the aeroplane and of supporting ground vehicles which may operate on the shoulder.

\[Issue: ADR-DSN/4]

IR · CS ADR-DSN.B.140 — Regulation (EU) No 139/2014 · ED Decision 2017/021/R · Aerodromes Easy Access Rules · EAR revision 13 Mar 2026

[All rules in CHAPTER B — RUNWAYS](https://avioverse.aero/regulations/easa/aerodromes/cs-adr-dsn/chapter-b-runways)

Consolidated from the EASA Easy Access Rules (revision 13 Mar 2026, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.